Mr. Solomon's long and distinguished career in public service was capped by his serving under Treasury Secretary Henry Paulsen from December 2006 to January 2009, one of the most turbulent periods in the country's economic history. As Assistant Treasury Secretary, Mr. Solomon headed the Office of Tax Policy, which serves as the primary advisor to the Treasury Secretary on legal and economic matters relating to domestic and international taxation. Before becoming the Assistant Secretary, Mr. Solomon held policymaking positions at both the Treasury Department and the IRS, serving at Treasury as the Senior Advisor for Policy, as Deputy Assistant Secretary (Tax Policy) and as Deputy Assistant Secretary (Regulatory Affairs). He was the Assistant Chief Counsel (Corporate) at the IRS, heading the IRS legal division responsible for all corporate tax issues. He began his career with law firms in New York City and was a partner at Drinker Biddle & Reath in Philadelphia.